runtime/pprof

New Issue

TestProfilerStackDepth/heap failuresNeedsFixcompiler/runtime

#68906 opened 2 months ago by gopherbot

TestProfilerStackDepth failuresNeedsFixcompiler/runtime

#68892 opened 2 months ago by gopherbot

TestProfilerStackDepth/mutex failuresNeedsInvestigationWaitingForInfocompiler/runtime

#68562 opened 2 months ago by gopherbot

TestProfilerStackDepth/mutex times outNeedsInvestigationcompiler/runtime

#68561 opened 2 months ago by gopherbot

TestGoroutineProfileConcurrency/finalizer_present failuresNeedsInvestigationWaitingForInfocompiler/runtime

#68456 opened 3 months ago by gopherbot

heap profile is blank on go1.23rc1 (go1.22.4 was ok)NeedsFixcompiler/runtimerelease-blocker

#68136 opened 3 months ago by S-YOU

TestMutexProfileRateAdjust failuresNeedsInvestigationcompiler/runtime

#68079 opened 4 months ago by gopherbot

TestMutexProfileRateAdjust failuresNeedsFixcompiler/runtime

#67563 opened 4 months ago by gopherbot

TestVMInfo has a high flake rate on DarwinNeedsInvestigationcompiler/runtimerelease-blocker

#65468 opened 8 months ago by mknyszek

unexpectedly seeing full struct definitions in function names for generics functionsNeedsInvestigationWaitingForInfocompiler/runtime

#65147 opened 9 months ago by S-YOU

incorrect locations for inlined generic functionsNeedsInvestigationcompiler/runtime

#64641 opened 10 months ago by korniltsev

incorrect function names for generics functions [1.21 backport]CherryPickApprovedcompiler/runtime

#64609 opened 10 months ago by gopherbot

incorrect function names for generics functionsNeedsInvestigationcompiler/runtime

#64528 opened 10 months ago by korniltsev

collecting mutex or block profiles add ~100ms of wall timeNeedsInvestigationcompiler/runtimehelp wanted

#63078 opened 1 year ago by rhysh

Include build id in generated pprof profilesFrozenDueToAgeProposalcompiler/runtime

#62091 opened 1 year ago by brancz

tests persistently failing on `ios-arm64-corellium` builderFrozenDueToAgeNeedsFixOS-iOSSoonTestingcompiler/runtime

#61891 opened 1 year ago by bcmills

Golang pprof cpu performance analysis, after the sampling frequency increases on the windows platform, the number of samples decreasesFrozenDueToAgeNeedsInvestigationOS-Windowscompiler/runtime

#61665 opened 1 year ago by ypcd

test timed out in `StartCPUProfile`NeedsFixOS-Darwincompiler/runtime

#60108 opened 1 year ago by bcmills

TestCPUProfileWithFork failures with stuck `writerDescriptor` goroutinesFrozenDueToAgeNeedsInvestigationcompiler/runtime

#59995 opened 1 year ago by gopherbot

missing profile info for CGo code when compiled with CC="zig cc"FrozenDueToAgeNeedsFixcompiler/runtime

#59466 opened 2 years ago by motiejus

TestLabelSystemstack due to sample with no location [1.19 backport]CherryPickApprovedFrozenDueToAgeTestingcompiler/runtime

#58939 opened 2 years ago by gopherbot

simplified symbol names for generics break PGO matchingFrozenDueToAgeNeedsDecisioncompiler/runtime

#58712 opened 2 years ago by prattmic

flaky test crashFrozenDueToAgeNeedsInvestigationcompiler/runtime

#55264 opened 2 years ago by gopherbot

SIGPROF interrupt causes infinite loopFrozenDueToAgeWaitingForInfocompiler/runtime

#55243 opened 2 years ago by lmb

TestLabelSystemstack failuresFrozenDueToAgeNeedsInvestigationcompiler/runtime

#55228 opened 2 years ago by gopherbot

failures with SIGSEGV on linux-amd64-longtestFrozenDueToAgeNeedsInvestigationcompiler/runtime

#54976 opened 2 years ago by bcmills

`found bad pointer in Go heap` during TestGoroutineProfileConcurrency with TestMorestackFrozenDueToAgecompiler/runtime

#54605 opened 2 years ago by bcmills

panic: test timed out after 9m0sFrozenDueToAgeNeedsFixTesting

#52916 opened 2 years ago by YoshikiShibata

StopCPUProfile occasionally stuck with 100% CPU and process hangFrozenDueToAgeNeedsInvestigationWaitingForInfocompiler/runtime

#52912 opened 2 years ago by breezewish

non-self-recursive function (runtime.pcvalue) shows self-callsFrozenDueToAgeNeedsInvestigationrelease-blocker

#52764 opened 2 years ago by rhysh

test failures on freebsd-arm-paulzhol due to too few samplesFrozenDueToAgeOS-FreeBSDWaitingForInfoarch-arm

#52656 opened 2 years ago by bcmills

frequent failures in TestCPUProfileRecursion as of CL 384239FrozenDueToAgeNeedsInvestigationrelease-blocker

#51568 opened 2 years ago by bcmills

TestCPUProfileRecursion failures due to CL 384239FrozenDueToAgeNeedsFixrelease-blocker

#51567 opened 2 years ago by prattmic

TestCPUProfileInlining failures with "got separate Location entries"FrozenDueToAgeNeedsFixrelease-blocker

#50996 opened 2 years ago by bcmills

add SetMaxDumpGoroutine to limit the number of goroutines dumped in a profileFrozenDueToAgeProposal

#50794 opened 2 years ago by doujiang24

TestLabelSystemstack failures with labeled "runtime/pprof.parallelLabelHog.func1"FrozenDueToAgeNeedsInvestigationrelease-blocker

#50740 opened 2 years ago by bcmills

TestLabelSystemstack failure with labeled racecall on linux-amd64-raceFrozenDueToAgeNeedsFixRaceDetectorrelease-blocker

#50705 opened 2 years ago by bcmills

race detected between goroutines?debug=1 and setting goroutine labelsFrozenDueToAgeNeedsInvestigation

#50292 opened 2 years ago by tbg

TestCPUProfileMultithreadMagnitude rusage too lowFrozenDueToAgeNeedsInvestigationOS-Linuxrelease-blocker

#50232 opened 2 years ago by prattmic

TestCPUProfileMultithreadMagnitude rusage too high on linux-arm64-awsFrozenDueToAgeNeedsInvestigationrelease-blocker

#50097 opened 2 years ago by bcmills

TestLabelSystemstack failures with "no samples in expected functions"FrozenDueToAgeNeedsInvestigationokay-after-beta1release-blocker

#50050 opened 2 years ago by bcmills

background GC goroutine sample have pprof labelsFrozenDueToAgeNeedsFix

#50032 opened 2 years ago by prattmic

new test TestLabelSystemstack is flakyFrozenDueToAgeNeedsInvestigationrelease-blocker

#50007 opened 2 years ago by prattmic

TestCPUProfileMultithreadMagnitude failing frequently since 2021-09-27FrozenDueToAgeNeedsInvestigationrelease-blocker

#49070 opened 3 years ago by bcmills

TestCPUProfileMultithreadMagnitude flaky due to Linux kernel bugFrozenDueToAgeNeedsFixOS-Linux

#49065 opened 3 years ago by prattmic

Missing labels from goroutines stacks containing systemstackFrozenDueToAgeNeedsFix

#48577 opened 3 years ago by felixge

apparent deadlock in TestGoroutineSwitch on linux-armv6l [1.17 backport]CherryPickApprovedFrozenDueToAge

#47688 opened 3 years ago by prattmic

apparent deadlock in TestGoroutineSwitch on linux-armv6l [1.16 backport]CherryPickApprovedFrozenDueToAge

#47675 opened 3 years ago by gopherbot

apparent deadlock in TestGoroutineSwitch on linux-armv6l [1.15 backport]CherryPickCandidateFrozenDueToAge

#47674 opened 3 years ago by gopherbot

apparent deadlock in TestGoroutineSwitch on linux-armv6lFrozenDueToAgeNeedsFix

#47505 opened 3 years ago by toothrot

TestMorestack failures on darwin/arm64FrozenDueToAgeNeedsInvestigationOS-Darwinarch-arm64release-blocker

#46755 opened 3 years ago by bcmills

regression in TestMemoryProfiler/debug=1 starting in April 2021FrozenDueToAgeNeedsInvestigationrelease-blocker

#46500 opened 3 years ago by bcmills

'Total samples' less than expectedFrozenDueToAgeNeedsInvestigation

#45983 opened 3 years ago by shawndx

TestMorestack failures on darwin/amd64FrozenDueToAgeNeedsInvestigationrelease-blocker

#44418 opened 3 years ago by bcmills

block profiler: fix sampling biasFrozenDueToAgeNeedsFix

#44192 opened 3 years ago by felixge

provide memory mapping info on WindowsFrozenDueToAgeNeedsInvestigationOS-Windowscompiler/runtime

#43296 opened 3 years ago by egonelbre

frequent test timeouts on builders since mid-AugustFrozenDueToAgeNeedsInvestigationrelease-blocker

#41014 opened 4 years ago by bcmills

under-samples all work when runtime creates threadsFrozenDueToAge

#40963 opened 4 years ago by rhysh

under-samples work on short-lived threadsFrozenDueToAgeNeedsInvestigation

#40435 opened 4 years ago by rhysh

TestMorestack failures aix-ppc64 builderFrozenDueToAgeNeedsInvestigation

#38567 opened 4 years ago by bcmills

lostProfileEvent stack breaks gentraceback guarantee [1.14 backport]CherryPickApprovedFrozenDueToAge

#38118 opened 4 years ago by gopherbot

lostProfileEvent stack breaks gentraceback guaranteeFrozenDueToAge

#38096 opened 4 years ago by prattmic

panic: runtime error: index out of range [-1] [1.14 backport]CherryPickApprovedFrozenDueToAge

#37970 opened 4 years ago by gopherbot

panic: runtime error: index out of range [-1]FrozenDueToAgeNeedsFixrelease-blocker

#37967 opened 4 years ago by tonyghita

TestBlockProfile failures with "Bad mutex entry"FrozenDueToAgeNeedsInvestigation

#37844 opened 4 years ago by bcmills

inline frames may not use combined location [1.14 backport]CherryPickApprovedFrozenDueToAge

#37447 opened 4 years ago by gopherbot

inline frames may not use combined locationFrozenDueToAgeNeedsFix

#37446 opened 4 years ago by prattmic

change in behavior between Go 1.13 and 1.14FrozenDueToAgeNeedsInvestigation

#36874 opened 4 years ago by tbpg

failure in TestCPUProfileMultithreadedFrozenDueToAgeNeedsInvestigationOS-AIXarch-ppc64x

#36084 opened 4 years ago by bcmills

slice bounds out of range [6:5] in appendLocsForStackFrozenDueToAge

#35573 opened 5 years ago by eliasnaur

panic in appendLocsForStack on linux-arm64-packet FrozenDueToAge

#35538 opened 5 years ago by bcmills

TestCPUProfileInlining failing on linux-amd64-noopt builderFrozenDueToAgeNeedsInvestigationSoonrelease-blocker

#35463 opened 5 years ago by bcmills

Linux CPU profiles inaccurate beyond 250% CPU useFrozenDueToAgeNeedsInvestigation

#35057 opened 5 years ago by rhysh

"malformed profBuf buffer" on freebsd-arm-paulzhol builderFrozenDueToAgeNeedsInvestigationOS-FreeBSDTesting

#32025 opened 5 years ago by bcmills

go test -cpuprofile outputs no samples in MacOSFrozenDueToAgeWaitingForInfo

#28682 opened 6 years ago by segevfiner

implement pprof for aix/ppc64FrozenDueToAgeOS-AIX

#28555 opened 6 years ago by Helflym

fatal error: slice bounds out of rangeFrozenDueToAgeNeedsInvestigation

#27950 opened 6 years ago by eliasnaur

go test report empty cpuprofile file on wslFrozenDueToAge

#27115 opened 6 years ago by lsytj0413

fix resource leak in documentationDocumentationFrozenDueToAge

#26970 opened 6 years ago by rillig

"bytes" tag value may fluctuate between runs as it's computed off unsampled valuesFrozenDueToAgeNeedsInvestigation

#26638 opened 6 years ago by aalexand

memory profiler over-accounts allocations of size >= sampling rateFrozenDueToAgeNeedsInvestigation

#26618 opened 6 years ago by aalexand

TestMapping failures on linux-arm-arm5spacemonkey builderFrozenDueToAgeNeedsFixTesting

#25891 opened 6 years ago by ALTree

livelock in cpuProfile.addFrozenDueToAgeNeedsFix

#25785 opened 6 years ago by philhofer

remove "(deleted)" from binary filenameFrozenDueToAgeNeedsFix

#25740 opened 6 years ago by mkevac

links to pprof documentation outdatedDocumentationFrozenDueToAgeNeedsFix

#25477 opened 6 years ago by tumdum

heap/allocs profile with legacy format yields different results from the profile with proto formatFrozenDueToAgeNeedsInvestigation

#25096 opened 6 years ago by josharian

slice bounds out of range builder failureFrozenDueToAgeNeedsInvestigation

#24991 opened 6 years ago by mvdan

give more useful profiling output for time.Now (and other vDSO functions) on LinuxFrozenDueToAgeNeedsInvestigation

#24142 opened 6 years ago by cespare

memory profile attributes allocation to import lineFrozenDueToAgeNeedsInvestigationWaitingForInfo

#23049 opened 6 years ago by sjlee

takes zero samples in BashOnWindows (WSL)FrozenDueToAgeOS-Windowshelp wanted

#22366 opened 7 years ago by bradleyjkemp

option to profile without symbolizationFrozenDueToAgeProposal

#22294 opened 7 years ago by hyangah

memprofile malformed profile: mismatch: sample hasFrozenDueToAgeNeedsInvestigation

#22036 opened 7 years ago by sealcomeback

contention and mutex profiles should use new profile formatFrozenDueToAge

#21474 opened 7 years ago by rsc

Documentation of SetCPUProfileRateDocumentationFrozenDueToAge

#21243 opened 7 years ago by tpudlik

Test killed with quit: ran too longFrozenDueToAgeNeedsInvestigationTestinghelp wanted

#21128 opened 7 years ago by easonyzwang

Undefined type referred to in function commentDocumentationFrozenDueToAgeNeedsFix

#20905 opened 7 years ago by fawick

ReadMemStats before writing heap profileFrozenDueToAgeNeedsFixSuggested

#20565 opened 7 years ago by josharian

mips/mipsle may deadlockFrozenDueToAge

#20146 opened 7 years ago by vstefanovic

add stack size profilerFeatureRequestFrozenDueToAge

#20010 opened 7 years ago by valyala

-runtime flag support missingFrozenDueToAge

#19927 opened 7 years ago by josharian

blocking profile time totals are off by several orders of magnitudeFrozenDueToAge

#19822 opened 7 years ago by josharian

go1.8 pprof proto output doesn't include symbol info.FrozenDueToAge

#19786 opened 7 years ago by hyangah

include build ID in generated profile protosFrozenDueToAge

#19431 opened 7 years ago by rsc

TestMutexProfile flaky on OpenBSDFrozenDueToAgeOS-OpenBSDTesting

#19146 opened 7 years ago by bradfitz

TestMutexProfile flakinessFrozenDueToAgeTesting

#19139 opened 7 years ago by randall77

printStackRecord should check whether len(stk) == 0FrozenDueToAge

#18836 opened 7 years ago by josharian

fetching profile results in EOF - 1.8rc2FrozenDueToAge

#18746 opened 7 years ago by ardan-bkennedy

document predefined profiles under ProfilesDocumentationFrozenDueToAge

#18505 opened 7 years ago by rakyll

document the requirement to wait to capture any CPU profile samplesDocumentationFrozenDueToAge

#18504 opened 7 years ago by rakyll

TestCPUProfileWithFork is flakyFrozenDueToAgeWaitingForInfo

#18349 opened 7 years ago by bcmills

flaky tests (TestMathBigDivide, TestStackBarrierProfiling)FrozenDueToAgeTesting

#18332 opened 7 years ago by broady

generate binary profile formats by defaultFrozenDueToAgeNeedsFix

#17764 opened 8 years ago by rsc

debug=1 output includes 0x0 line in each blockFrozenDueToAge

#16349 opened 8 years ago by rhysh

generate profiles in gzipped proto formatFrozenDueToAgeProposal-Accepted

#16093 opened 8 years ago by matloob

TestStackBarrierProfiling hangsFrozenDueToAge

#15477 opened 8 years ago by alexbrainman

TestStackBarrierProfiling fails occasionally on linux/mips64leFrozenDueToAgeNeedsInvestigation

#15313 opened 8 years ago by cherrymui

TestGoroutinesCounts is flakyFrozenDueToAgeTestinghelp wanted

#15156 opened 8 years ago by bradfitz

TestBlockProfile is timing dependentFrozenDueToAge

#15096 opened 8 years ago by millerresearch

details of Linux SIGPROF delivery may cause very skewed profilesFrozenDueToAgeNeedsFix

#14434 opened 8 years ago by alk

no samples in profile outputFrozenDueToAge

#14324 opened 8 years ago by eapache

panic during preempt: runtime error: index out of rangeFrozenDueToAge

#14046 opened 8 years ago by kennylevinsen

TestMathBigDivide is flaky on FreeBSDFrozenDueToAgeOS-FreeBSD

#13943 opened 8 years ago by bradfitz

CPU profiling crashes on NetBSDFrozenDueToAgeOS-NetBSD

#13914 opened 8 years ago by rillig

disable profiling test on Windows too?FrozenDueToAge

#13871 opened 8 years ago by bradfitz

TestStackBarrierProfiling fails with "SIGTRAP: trace trap PC=0x459cfd m=2" on linuxFrozenDueToAge

#13864 opened 8 years ago by mikioh

TestStackBarrierProfiling too short on freebsd tooFrozenDueToAge

#13846 opened 8 years ago by bradfitz

testCPUProfile hides real issuesFrozenDueToAgeTesting

#13817 opened 8 years ago by aclements

invalid spdelta __x86.get_pc_thunk.cx ... (android/386)FrozenDueToAge

#13617 opened 8 years ago by hyangah

CPU profiles incorrect on kernels with bad profile signal accountingFrozenDueToAge

#13405 opened 9 years ago by mdempsky

TestCPUProfileMultithreaded is flaky on ppc64leFrozenDueToAge

#13223 opened 9 years ago by mwhudson

weird allocation counts after reading a file of a certain minimum sizeFrozenDueToAge

#11343 opened 9 years ago by jacobsa

syscall exit trace processing is buggyFrozenDueToAge

#11262 opened 9 years ago by rsc

TestCPUProfileMultithreaded has too few samples on WindowsFrozenDueToAgeTesting

#10842 opened 9 years ago by bradfitz

fatal error: runtime: cannot map pages in arena address space on windows/386FrozenDueToAge

#10737 opened 9 years ago by mikioh

unexpected signal during runtime execution on windows-386-gceFrozenDueToAgeOS-Windows

#10564 opened 9 years ago by alexbrainman

-short tests fails with "cannot map pages in arena address space" on windows/386FrozenDueToAgeOS-Windows

#10559 opened 9 years ago by alexbrainman

memory profiles appear to undercount allocationsFrozenDueToAge

#10537 opened 9 years ago by josharian

"signal" test failuresFrozenDueToAge

#10519 opened 9 years ago by mdempsky

bad stack split during testsFrozenDueToAge

#10450 opened 9 years ago by davecheney

segmentation faultFrozenDueToAge

#10428 opened 9 years ago by bradfitz

TestCPUProfileMultithreaded is flaky in android/armFrozenDueToAge

#10289 opened 9 years ago by hyangah

data race in testFrozenDueToAge

#10280 opened 9 years ago by dvyukov

test fails intermittently on windows/amd64FrozenDueToAge

#10232 opened 9 years ago by mikioh

test fails on windows/amd64 builderFrozenDueToAge

#10231 opened 9 years ago by alexbrainman

SIGPROF crashes process on netbsd/amd64FrozenDueToAgeOS-NetBSD

#10166 opened 9 years ago by bsiegert

tests "out of memory" on Plan 9FrozenDueToAge

#9712 opened 9 years ago by 0intro

does StartTrace belong?FrozenDueToAge

#9710 opened 9 years ago by rsc

build occasionally fails at TestCPUProfileMultithreadedFrozenDueToAge

#9605 opened 9 years ago by rakyll

cpuHog1 failsFrozenDueToAge

#9070 opened 10 years ago by btracey

spotty tests for several buildersFrozenDueToAge

#8949 opened 10 years ago by Luit

TestGoroutineSwitch failureFrozenDueToAge

#8408 opened 10 years ago by dvyukov

spurious prints during profiling on arm (about 1 in 15 minutes)FrozenDueToAge

#8153 opened 10 years ago by bradfitz

CPU profile writer falls behind in big programFrozenDueToAgeUnfortunate

#7949 opened 10 years ago by btracey

TestGoroutineSwitch failureFrozenDueToAge

#7799 opened 10 years ago by alexbrainman

blockprofile test fails in VMsFrozenDueToAge

#7696 opened 10 years ago by gopherbot

TestCPUProfileMultithreaded flakyFrozenDueToAge

#7095 opened 10 years ago by randall77

TestBlockProfile failures with "Bad chan … entry" or "Bad select … entry"FrozenDueToAgeNeedsInvestigation

#6999 opened 10 years ago by gopherbot

some tests fail when run with -race flag on windowsFrozenDueToAgeRaceDetector

#6986 opened 10 years ago by alexbrainman

TestBlockProfile fails on windowsFrozenDueToAge

#6975 opened 10 years ago by alexbrainman

package emits invalid memory profileFrozenDueToAge

#6906 opened 11 years ago by gopherbot

heap profile is malformedFrozenDueToAge

#6592 opened 11 years ago by josharian

TestCPUProfileMultithreaded is flakyFrozenDueToAge

#6522 opened 11 years ago by lexprfuncall

TestGoroutineSwitch failureFrozenDueToAge

#6417 opened 11 years ago by gopherbot

addr2line does not translate address on mac intel 64bitsFrozenDueToAgeSuggested

#6197 opened 11 years ago by gopherbot

TestBlockProfile fails on ARMFrozenDueToAge

#6145 opened 11 years ago by gopherbot

flaky testFrozenDueToAge

#6118 opened 11 years ago by bradfitz

block profile test is flaky on buildersFrozenDueToAge

#6114 opened 11 years ago by dvyukov

Blocking profile does not profile select statementsFrozenDueToAge

#6049 opened 11 years ago by DanielMorsing

multithreaded CPU profiles incorrect on NetBSDFrozenDueToAgeOS-DarwinOS-NetBSD

#6047 opened 11 years ago by rsc

create system test for blocking profileFrozenDueToAge

#5993 opened 11 years ago by dvyukov

reject cpu profiling with -raceFrozenDueToAgeRaceDetector

#5659 opened 11 years ago by alexbrainman

hangs when using pprof on a CPU-intensive program on OS XFrozenDueToAge

#5519 opened 11 years ago by gopherbot

TestCPUProfile fails, "profile too short" on go 1.0.3FrozenDueToAge

#4466 opened 12 years ago by gopherbot

test failure on Darwin 10.7.1 kernelFrozenDueToAge

#3234 opened 12 years ago by gopherbot

deadlock during signal handlerFrozenDueToAge

#2051 opened 13 years ago by krasin

cpu profiling broken on OS XExpertNeededFrozenDueToAge

#2008 opened 13 years ago by adg

Error on package test FrozenDueToAge

#1641 opened 13 years ago by gopherbot